package com.wzz.day1;

import java.sql.SQLOutput;

public class Demo1 {
    public static void main(String[] args) throws InterruptedException {
        System.out.println(" ");
        System.out.println(" nihao !");
        System.out.println(" nihao !");
        System.out.println(" nihao !");

        Thread.sleep(100);

    }
}
